Don Coppersmith
Mathematics of Computation
A new algorithm for computing Hadamard transforms is presented. If n is a power of four, then the new algorithm uses ⅞ n logn multiply/adds to compute a Hadamard transform of length n. © 1994 IEEE
Don Coppersmith
Mathematics of Computation
Don Coppersmith, Alan J. Hoffman, et al.
Linear Algebra and Its Applications
Elliot Linzer, Ephraim Feig
Mathematics of Computation
Ephraim Feig, Elliot Linzer
Advances in Applied Mathematics